Job Title: Heating System Design Engineer Sector: Renewable Energy / Low-Carbon Heating Location: Green Energy Engineering Ltd, 198a Lurgan Road, Dromore, Co. Down, BT25 1HL Salary: Competitive, dependent on experience About the Company Green Energy Engineering Ltd is a growing company operating within the renewable energy sector, delivering efficient, future-focused heating solutions for domestic and commercial properties. With continued expansion and increasing demand for low-carbon technologies, we are seeking an experienced Heating System Design Engineer to support our growing project portfolio. This role offers the opportunity to work on varied projects and play a key role in supporting the transition to sustainable energy. Role Overview The Heating System Design Engineer will be responsible for the design, development, and delivery of compliant, efficient, and reliable heating systems for both domestic and commercial applications. The role will involve designing traditional and low-carbon heating solutions, including renewable technologies such as heat pumps, while ensuring full compliance with UK & Irish regulations and industry standards. You will work closely with installation teams, project managers, and clients to provide technical expertise throughout the project lifecycle. Key Responsibilities Design domestic and commercial heating systems in line with project and client requirements Carry out detailed heat loss calculations and accurate system sizing Design low-carbon and renewable heating systems, including heat pumps Produce technical drawings, schematics, and design specifications Ensure all designs comply with relevant UK & Irish building regulations and industry standards Review and interpret technical information, surveys, and project documentation Liaise with installation teams to support efficient and compliant system delivery Provide technical input and support throughout design, installation, and commissioning stages Identify and resolve technical design issues as they arise Skills & Experience Required Proven experience in heating system design (domestic and/or commercial) Strong technical understanding of heating systems and renewable technologies Demonstrable experience in heat loss calculations and system design principles Good working knowledge of UK & Irish building regulations and compliance standards Experience using heating design, calculation, and drawing software Ability to interpret technical data and drawings Strong attention to detail and problem-solving skills Effective communication skills and ability to work collaboratively Qualifications Essential HNC / HND or Degree in Building Services Engineering, Mechanical Engineering, or a related discipline Proven experience in heating system design (domestic and/or commercial) Competence in heat loss calculations and system design principles Working knowledge of UK and Irish building regulations and compliance standards Valid UK Driving Licence Eligibility to work in the UK Desirable Specific heating system design or low-carbon heating qualifications (e.g., BPEC, CIBSE, City & Guilds) MCS / Heat Pump system design knowledge Membership of a relevant professional body (e.g., CIBSE, IET, IMechE) Demonstrable involvement in complex or innovative heating projects What We Offer Competitive salary, dependent on experience Long-term career opportunity within a fast-growing renewable energy business Supportive, collaborative working environment with experienced colleagues Opportunity to work on a wide range of domestic and commercial projects Involvement in future-focused, sustainable energy solutions Career progression and the chance to take ownership of innovative heating design projects How to Apply Candidates who satisfy the essential requirements and wish to be considered for this position should submit their CV by clicking in the apply button below. Additional Information Please note: the above responsibilities are not exhaustive, and the post holder may be required to undertake additional duties as reasonably requested. The successful candidate will be expected to work collaboratively across teams and support company operations as needed. All employees are expected to comply with company policies, procedures, and relevant health and safety regulations.